MediaWiki:Common.css

body {
    background-color: #1a1a1a !important; 
    color: #e0e0e0 !important;
    background: url("https://i.imgur.com/pi80Hk5.jpeg")
    
}

body.skin-vector-2022 .mw-page-container {
    grid-template-columns: 15rem auto !important;
}
body.skin-vector-2022 .mw-sidebar-container {
    display: block !important;
    visibility: visible !important;
}
body.skin-vector-2022 .mw-page-container:not(.is-menu-expanded) .mw-sidebar {
    visibility: visible !important;
    transform: translateX(0) !important;
}